11275497 has 32 divisors (see below), whose sum is σ = 17756160. Its totient is φ = 7056720.

The previous prime is 11275487. The next prime is 11275501. The reversal of 11275497 is 79457211.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-11275497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11275427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41472 + ... + 41742.

It is an arithmetic number, because the mean of its divisors is an integer number (554880).

Almost surely, 2^11275497 is an apocalyptic number.

It is an amenable number.

11275497 is a deficient number, since it is larger than the sum of its proper divisors (6480663).

11275497 is a wasteful number, since it uses less digits than its factorization.

11275497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370 (or 364 counting only the distinct ones).

The product of its digits is 17640, while the sum is 36.

The square root of 11275497 is about 3357.9006834628. The cubic root of 11275497 is about 224.2393872003.

The spelling of 11275497 in words is "eleven million, two hundred seventy-five thousand, four hundred ninety-seven".